diff options
| author | Kuninori Morimoto | 2012-04-24 11:09:31 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki | 2012-05-12 22:33:06 +0200 |
| commit | 2e3a5ef28f8182c439a5a276ff4c0883c02787f4 (patch) | |
| tree | 2c4dc2a9255bef0d9bd4b763b7c676df7148d2d7 /arch/arm/mach-shmobile | |
| parent | ARM: mach-shmobile: armadillo800eva: add SDHI0 support (diff) | |
| download | kernel-qcow2-linux-2e3a5ef28f8182c439a5a276ff4c0883c02787f4.tar.gz kernel-qcow2-linux-2e3a5ef28f8182c439a5a276ff4c0883c02787f4.tar.xz kernel-qcow2-linux-2e3a5ef28f8182c439a5a276ff4c0883c02787f4.zip | |
ARM: mach-shmobile: armadillo800eva: add SDHI1 support
We can switch CON8/CON14 by SW1.5
SDHI1 is CON8 (SW1.5 = ON)
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Simon Horman <horms@verge.net.au>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'arch/arm/mach-shmobile')
| -rw-r--r-- | arch/arm/mach-shmobile/board-armadillo800eva.c | 66 |
1 files changed, 65 insertions, 1 deletions
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index ed8568635bcc..5f6242866703 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -93,7 +93,7 @@ * 0 | Extension Bus | D8-D15 disable, eMMC enable * 1 | Extension Bus | D8-D15 enable, eMMC disable * -12345678-+---------------+---------------------------- - * 0 | SDHI1 | COM8 enable, COM14 disable + * 0 | SDHI1 | COM8 disable, COM14 enable * 1 | SDHI1 | COM8 enable, COM14 disable * -12345678-+---------------+---------------------------- * 0 | USB0 | COM20 enable, COM24 disable @@ -454,6 +454,44 @@ static struct platform_device sdhi0_device = { .resource = sdhi0_resources, }; +/* SDHI1 */ +static struct sh_mobile_sdhi_info sdhi1_info = { + .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ, + .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34, + .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT, +}; + +static struct resource sdhi1_resources[] = { + [0] = { + .name = "SDHI1", + .start = 0xe6860000, + .end = 0xe6860100 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x0E80), + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = evt2irq(0x0EA0), + .flags = IORESOURCE_IRQ, + }, + [3] = { + .start = evt2irq(0x0EC0), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sdhi1_device = { + .name = "sh_mobile_sdhi", + .id = 1, + .dev = { + .platform_data = &sdhi1_info, + }, + .num_resources = ARRAY_SIZE(sdhi1_resources), + .resource = sdhi1_resources, +}; + /* I2C */ static struct i2c_board_info i2c0_devices[] = { { @@ -619,6 +657,32 @@ static void __init eva_init(void) gpio_request(GPIO_PORT176, NULL); gpio_direction_output(GPIO_PORT176, 1); + /* + * We can switch CON8/CON14 by SW1.5, + * but it needs after DBGMD_SELECT_B + */ + gpio_request(GPIO_PORT6, NULL); + gpio_direction_input(GPIO_PORT6); + if (gpio_get_value(GPIO_PORT6)) { + /* CON14 enable */ + } else { + /* CON8 (SDHI1) enable */ + gpio_request(GPIO_FN_SDHI1_CLK, NULL); + gpio_request(GPIO_FN_SDHI1_CMD, NULL); + gpio_request(GPIO_FN_SDHI1_D0, NULL); + gpio_request(GPIO_FN_SDHI1_D1, NULL); + gpio_request(GPIO_FN_SDHI1_D2, NULL); + gpio_request(GPIO_FN_SDHI1_D3, NULL); + gpio_request(GPIO_FN_SDHI1_CD, NULL); + gpio_request(GPIO_FN_SDHI1_WP, NULL); + + gpio_request(GPIO_PORT16, NULL); /* SDSLOT2_PON */ + gpio_direction_output(GPIO_PORT16, 1); + + platform_device_register(&sdhi1_device); + } + + #ifdef CONFIG_CACHE_L2X0 /* Early BRESP enable, Shared attribute override enable, 32K*8way */ l2x0_init(__io(0xf0002000), 0x40440000, 0x82000fff); |